Package org.apache.camel.spi

Examples of org.apache.camel.spi.Language.createPredicate()

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    public Predicate<Exchange> createPredicate(RouteContext route) {
        if (predicate == null) {
            CamelContext camelContext = route.getCamelContext();
            Language language = camelContext.resolveLanguage(getLanguage());
            predicate = language.createPredicate(getExpression());
        }
        return predicate;
    }

    public Expression createExpression(RouteContext routeContext) {
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            throw new IllegalArgumentException("Cannot find the language: " + languageName + " on the classpath");
        }
        String expression = getExpressionFromAnnotation(annotation);

        if (expressionReturnType == Boolean.class || expressionReturnType == boolean.class) {
            Predicate predicate = language.createPredicate(expression);
            return PredicateToExpressionAdapter.toExpression(predicate);
        } else {
            return language.createExpression(expression);
        }
    }
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    public String validateConditionalBreakpoint(String language, String predicate) {
        Language lan = null;
        try {
            lan = camelContext.resolveLanguage(language);
            lan.createPredicate(predicate);
            return null;
        } catch (Exception e) {
            if (lan == null) {
                return e.getMessage();
            } else {
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                String exp = getExpression();
                // trim if configured to trim
                if (exp != null && isTrim()) {
                    exp = exp.trim();
                }
                predicate = language.createPredicate(exp);
                configurePredicate(camelContext, predicate);
            }
        }
        return predicate;
    }
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            @Override
            public boolean matches(Exchange exchange) {
                Language lan = exchange.getContext().resolveLanguage(language);
                if (lan != null) {
                    return lan.createPredicate(expression).matches(exchange);
                } else {
                    throw new NoSuchLanguageException(language);
                }
            }
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            if (expressionType != null) {
                predicate = expressionType.createPredicate(routeContext);
            } else {
                CamelContext camelContext = routeContext.getCamelContext();
                Language language = camelContext.resolveLanguage(getLanguage());
                predicate = language.createPredicate(getExpression());
                configurePredicate(routeContext, predicate);
            }
        }
        return predicate;
    }
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     * to the expected value on the message exchange
     */
    protected void assertPredicate(String languageName, String expressionText, Exchange exchange, boolean expected) {
        Language language = assertResolveLanguage(languageName);

        Predicate<Exchange> predicate = language.createPredicate(expressionText);
        assertNotNull("No Predicate could be created for text: " + expressionText + " language: " + language, predicate);

        assertPredicate(predicate, exchange, expected);
    }

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     * to the expected value on the message exchange
     */
    protected void assertPredicate(String languageName, String expressionText, Exchange exchange, boolean expected) {
        Language language = assertResolveLanguage(languageName);

        Predicate predicate = language.createPredicate(expressionText);
        assertNotNull("No Predicate could be created for text: " + expressionText + " language: " + language, predicate);

        assertPredicate(predicate, exchange, expected);
    }

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     * to the expected value on the message exchange
     */
    protected void assertPredicate(String languageName, String expressionText, Exchange exchange, boolean expected) {
        Language language = assertResolveLanguage(languageName);

        Predicate predicate = language.createPredicate(expressionText);
        assertNotNull(predicate, "No Predicate could be created for text: " + expressionText + " language: " + language);

        assertPredicate(predicate, exchange, expected);
    }

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     * to the expected value on the message exchange
     */
    protected void assertPredicate(String languageName, String expressionText, Exchange exchange, boolean expected) {
        Language language = assertResolveLanguage(languageName);

        Predicate predicate = language.createPredicate(expressionText);
        assertNotNull("No Predicate could be created for text: " + expressionText + " language: " + language, predicate);

        assertPredicate(predicate, exchange, expected);
    }

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